Update to use PHUIRemarkupView everywhere possible

Summary: Moves all the one off object calls to PHUIRemarkupView, adds a "Document" call as well (future plans).

Test Plan: Visited most pages I could get access to, but may want extra careful eyes on this diff.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Differential Revision: https://secure.phabricator.com/D15281

src/applications/spaces/controller/PhabricatorSpacesViewController.php

@@ -83,15 +83,10 @@ final class PhabricatorSpacesViewController
 
     $description = $space->getDescription();
     if (strlen($description)) {
-      $description = PhabricatorMarkupEngine::renderOneObject(
-        id(new PhabricatorMarkupOneOff())->setContent($description),
-        'default',
-        $viewer);
-
+      $description = new PHUIRemarkupView($viewer, $description);
       $list->addSectionHeader(
         pht('Description'),
         PHUIPropertyListView::ICON_SUMMARY);
-
       $list->addTextContent($description);
     }